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Genus ih. kinosternon. 



Structura Emydis , pcctore modo calaphracto ; maxillis et capitc supra inter oculos nudo 



squamosis ; rostro pcrnasuto ; oculis minus approximatis ; gula subtus multicirrhosa j 



cauda apice unguiculata; bracteis pectoris undecim, illis pectus inter et 



testam interjacentibus non connatis; palpebris transversis. 



Species 13. KINOSTERNON LONGICAUDATUM. tab. xii. 



Supra rufo-nigricans, subtus nigro-rufum; testa oblonga, in medio dorsi subtricarinata ; sculis striate 

 sulcalis; cauda elongata, crassa. 



JL^ ESCBiPTi o. Caput suLovatum , postice largum, carnosum , convexo-depressum, 

 nudum , fuscum, albo- virgillatum, antice subtenue ; rostrum subobtusuna , subrecte des- 

 cendens , ad latera impressum , apice aduncuin ; nares approximatae, anticae , scutellum 

 supra inter oculos fuscum, subcordiforme, pIanum,medio subim^^tressum, pone triangulum; 

 maxillae crassae, corneae, aduncae, ligrinae sive nigro fulvocjue virgatae, subsinuose 

 marginatae; gula subtus transverse et longitudinaliter cirrbis tribus geniinis munita; 

 collum subbreve, subcrassum, subrugosum, nigricans, subtus cinerascens. Testa 

 oblonga , convexa, subaequalis , antice et postice vix angustior, rotundato -carinata , 

 antice suboblic^ua, extrorsum subexcavato-marginata, postice subverticalis, baud largior, 

 convexa , declivis, oblonga, in medio dorso longitudinaliter acute tricarinata, convexo- 

 planiuscula ; scuta papyracea, decidua, subundulate striata ac virgata, spinalia disci utrin- 

 que subcanaliculata acuteque tricarinata , quinque , quorum anticum primum oblicjue 

 descendens, pentagono- triangulare, postice acuminatum, antice largum, subsinuoso- 

 maroinatum, medio carinatum, secundum et terlium bexangula, oblonga, lateraliter 

 triancrulate marginata sive alata , pone attenuata, quarlum gibbum , bexagonum, 

 apice et postice attenuatum, laleraliter alatum et trisinuose marginatum , c[uintum 

 subverticale , rbomboideuin, antice acutum , poslice subrotundatum , medio carina- 

 tum, lateralia disci subconvexa, subverlicalia, utrincjue quatuor, fjuorum anticuni 

 larf^vim, trapezoideo - triangulum , intus acutum, extus largissimum, subrotundo-mar- 

 einatum, secundum et tertium rectangula , longa , supra acute carinala, cjuartum pen- 

 ta"onum , irregulare, minus, convexum, pone rotundato-marginatum, marginalia 

 viointi quincjue, quorum anlicum impar sublineare, brevissimum, secundum ulrin- 



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